<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      .box {
        width: 900px;
        height: 900px;
        border: 1px solid #ccc;
        padding: 20px;
        margin: 0 auto;
      }
      .dog {
        width: 20px;
        height: 20px;
        background-color: #00aabb;
        transition: all 2s linear;
      }
      .box:hover .dog {
        border-radius: 50%;
        transform: translateX(880px) translateY(880px);
      }
    </style>
  </head>
  <body>
    <div class="box">
      <div class="dog"></div>
    </div>
  </body>
</html>
